Define myoglobin - Study guides, Class notes & Summaries

Bio 161 Exam 4 Review with Complete Solutions What is another term for an individual muscle cell? - Answer: Muscle fiber Define fasicle in the context of muscle anatomy. - Answer: A cluster of muscle cells within the core of a muscle. Explain the function of the sarcolemma in skeletal muscle cells. - Answer: The sarcolemma serves as the outer membrane of skeletal muscle cells, maintaining cell integrity and regulating ion movement. Describe the sarcoplasm and its role wit...

DTR Exam Study Questions & Answers, rated A+ Name the three types of Meat Grading Quality in order from highest to lowest. - -U.S. Prime, U.S. Choice & U.S. Select Define Marbling - -Fat layered between tissues or muscles. Pigments in meat are due to what? - -Myoglobin and to a lesser extent hemoglobin. Three factors that affect tenderness in meat. - -Cut of meat, fat/marbling & heredity/age of animal. Examples of dry heat in meat cookery - -(used for tender cuts) baking, broiling, pan-...

UNIT 1 - Quizzes and Exam, UNE medical biochemistry Unit 1 Test Correctly Answered To Score A+ Which of the following amino acid would not be commonly found in the middle of a an α-helical domain? Proline. It is considered a 'helix breaker' and would not be found in an alpha helix; all other residues are nonpolar hydrophobic and could reside in a transmemebrane domain. Changes in the physiological variables listed below can alter the affinity of hemoglobin for oxygen. Which of the fol...

AACN PCCN Exam Review Cardiac Exam 104 Questions with Verified Answers Normal P wave - CORRECT ANSWER <0.11 sec Normal PR interval - CORRECT ANSWER 0.12-0.20 sec Normal QRS interval - CORRECT ANSWER 0.04-0.10 sec Inherent rate of sinus node - CORRECT ANSWER 60-100 bpm Inherent rate of AV node - CORRECT ANSWER 40-60 bpm Inherent rate of Purkinje fibers - CORRECT ANSWER 20-40 bpm Causes of U wave - CORRECT ANSWER hypokalemia, abnormally prolonged repolarization, various dru...

UNE BIOCHEM 1005 WEEK 1 QUESTIONS WITH CORRECT ANSWERS. What are the four different protein structures? 1. Primary 2. Secondary 3. Tertiary 4. Quaternary What is the primary structure of a protein? a linear sequence of amino acids in polypeptide chains which is written from the amino terminus (N-terminus) to the carboxyl terminus (C-terminus) What is the secondary structure made of? a-helix, b-sheets, and bends, turns, or loops How are alpha helices formed? They are formed when the ...

What is the organic portion of the heme group in hemoglobin? - Correct Answer Protoporphyrin Define superoxide. - Correct Answer A reactive oxygen species that is damaging to biological materials What is the chemical form in which most of the carbon dioxide is transported in the blood? - Correct Answer Bicarbonate ion In hemoglobin, the iron of the heme is bonded to the four nitrogens of porphyrin and to the proximal _____ residue of the globin chain. - Correct Answer Histidine Defin...

UNE BIOCHEM 1005 WEEK 1 QUESTIONS WITH CORRECT ANSWERS. What are the four different protein structures? 1. Primary 2. Secondary 3. Tertiary 4. Quaternary What is the primary structure of a protein? a linear sequence of amino acids in polypeptide chains which is written from the amino terminus (N-terminus) to the carboxyl terminus (C-terminus) What is the secondary structure made of? a-helix, b-sheets, and bends, turns, or loops How are alpha helices formed? They are formed when the ...

BTEC Applied Science Unit 1 Chemistry Exam 271 Questions with Answers How many electrons can an s subshell hold? - CORRECT ANSWER 2 How many electrons can a p subshell hold? - CORRECT ANSWER 6 How many electrons can a d subshell hold? - CORRECT ANSWER 10 Which subshells are available in the first energy level? - CORRECT ANSWER s Which subshells are available in the second energy level? - CORRECT ANSWER s and p Which subshells are available in the third energy level? - CORRECT...

NURS 8022 - Patho - Exam #5 Study Guide (100% correct). Exam 5 Study Guide Musculoskeletal Define differences between bone cells • Osteogenic cell: stem cell • Osteoblasts: bone forming cells, “bone-builders” o Derived from mesenchymal cells o Produce osteocalcin when stimulated by vitamin D o Form new bone – synthesize osteoid – brings on the formation of new bone – nonmineralized bone matrix o Follow Wolfe’s law: bone is shaped according to its function o Become...

BTEC Applied Science Unit 1 Biology Exam 118 Questions with Answers Describe the function of the nucleolus - CORRECT ANSWER Produces ribosomes and RNA Describe the function of the cell wall - CORRECT ANSWER Provides rigidity and protection to the cell Describe the function of the chloroplasts - CORRECT ANSWER Site of photosynthesis as they contain chlorophyll Describe the function of the plasmodesmata - CORRECT ANSWER A channel through the cell wall the allows transport of materials ...